幻を追う[maboroshiwoou] to pursue an illusion
幻影[genei] phantom
幻覚[genkaku] hallucination
幻覚剤[genkakuzai] hallucinogen
幻姿[genshi] apparition

幻視[genshi] visual hallucination
幻想[gensou] illusions
幻想劇[gensougeki] non-realistic drama
幻像[genzou] phantom

薙ぎ倒す[nagitaosu] to mow down
薙鉈[naginata] halberd
神薙ぎ[kannagi] medium
薙ぎ払う[nagiharau] to mow down
薙刀術[naginatajutsu] art of using a naginata (halberd)

薙ぐ[nagu] to mow down
水薙鳥[mizunagidori] petrel (esp. petrels of family Procellariidae)
大水薙鳥[oomizunagidori] streaked shearwater (species of seabird, Calonectris leucomelas)
草薙剣[kusanaginotsurugi] Kusanagi no Tsurugi (alternate name for Ama-no-Murakumo no Tsurugi; the sword of the Imperial regalia)